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प्रश्न
In a plant flower the female whorl is ______.
पर्याय
Corolla
Calyx
Androecium
Gynoecium
उत्तर
In a plant flower the female whorl is Gynoecium.
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संबंधित प्रश्न
In the following diagram showing the structure of embryo of a dicot seed, what are the parts marked I, II and III sequentially?
A student while observing an embryo of a pea seed in the laboratory listed various parts of the embryo as given below:
Testa, Tegmen, Radicle, Plumule, Micropyle, Cotyledon.
On examining the list the teacher remarked that only three parts are correct. Select three correct parts from the above list:
(a) Testa, Radicle, Cotyleddon
(b) Tegmen, Radicle, Micropyle
(c) Cotyledon, Plumule, Testa
(d) Radicle, Cotyledon, Plumule
Name and differentiate between the two modes of pollination in flowering plants.
How does the process of fertilisation take place in flowers?
The process of fusion of the male and female gametes is called ______.
Where are a plant's sex organs located?
What is the name of female organ of a flower (other than carpel)?
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The ovary of a flower becomes ....... after fertilisation.
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The ovule becomes a .......... after fertilisation.
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The female organ of reproduction in the flower is the...........
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The male organ of reproduction in the flower is the.......... .
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The name of the structure in the flower in which the male gamete is formed is...........
Explain the terms 'self pollination'
Name the part of a seed which grows into shoot.
In tobacco plant, the male gametes have 24 chromosomes.
What is the number of chromosomes in the female gamete?
The part of a seed which grows and develops into root on germination is :
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Put a tick mark (✓) against the correct alternative in the following statement
Reproductive whorls of a flower are:
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Write the names of male and female reproductive parts of a flower.
Prepare a slogan for campaign against female foeticide.
Draw a diagram of the longitudinal section of a flower and label the following parts.
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What is cleistogamy? Write one advantage and one disadvantage of it, to the plant.
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List two agents of pollination?
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__________ is present in unisexual flower.
Calyx : Sepals : : Corolla : ________________
Accessory whorls : Calyx and corolla : : essential whorls : ______________
In which of the following manner the arrangement of megaspores in a tetrad is observed in angiosperms?
Which of the following is the outermost protective layer of anther?
Give reason for the following:
Fertilization cannot take place in flowers if pollination does not occur.
Trace the path a male gamete takes to fertilise a female gamete after being released from the penis.
What is puberty?
